APA (7th ed.) Citation

Barrell, J. (1975). The Red Hills of Kansas: Crossroads of plant migrations : an essay in plant geography. Natural Land Institute.

Chicago Style (17th ed.) Citation

Barrell, Joseph. The Red Hills of Kansas: Crossroads of Plant Migrations : An Essay in Plant Geography. Rockford, Ill.: Natural Land Institute, 1975.

MLA (9th ed.) Citation

Barrell, Joseph. The Red Hills of Kansas: Crossroads of Plant Migrations : An Essay in Plant Geography. Natural Land Institute, 1975.